Download 7-Zip   7-Zip 4.65

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Software Specifications


7-Zip Screenshot
  View more screenshots
Editor Rating
5.0
Version:
4.65
Size:
1.00 MB
License [?]:
Freeware
Price:
Not available
Last Updated:
Category:
File Compression and Zipping Software
Developer:
Igor Pavlov
Operating System:
Windows 98 Windows NT Windows 2000 Windows ME Windows XP Windows Vista
Additional Requirements:
None
Limitations
Not available

7-Zip Review

" An open source file archiver with a high compression ratio. "

7-Zip is a file archiver with a high compression ratio. 7-Zip is open source software.

The main features of 7-Zip:

* High compression ratio in new 7z format with LZMA compression
* Supported formats:
- Packing / unpacking: 7z, ZIP, GZIP, BZIP2 and TAR
- Unpacking only: ARJ, CAB, CHM, CPIO, DEB, DMG, HFS, ISO, LZH, LZMA, MSI, NSIS, RAR, RPM, UDF, WIM, XAR and Z.
* For ZIP and GZIP formats, 7-Zip provides a compression ratio that is 2-10 % better than the ratio provided by PKZip and WinZip
* Strong AES-256 encryption in 7z and ZIP formats
* Self-extracting capability for 7z format
* Integration with Windows Shell
* Powerful File Manager
* Powerful command line version
* Plugin for FAR Manager
* Localizations for 74 languages

Compression ratio results are very dependent upon the data used for the tests. Usually, 7-Zip compresses to 7z format 30-70% better than to zip format. And 7-Zip compresses to zip format 2-10% better than most of other zip compatible programs.
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